<!--用户管理页-->
<template>
  <div style="height:6vh;padding:10px 20px;background-color:#fff;">
    <span style="line-height:60px;font-size:20px;">员工管理</span>
    <el-button type="primary" @click="beforeAddUser"
               style="float: right;margin-top:10px;">新建用户</el-button>
  </div>
  <!-- 新建用户弹窗 -->
  <el-dialog
      :title="dialogTitle"
      style="width: 1000px;padding:40px;"
      v-model="dialogVisible"
  >
    <el-form label-width="80px" label-position="top">
      <el-row :gutter="10">
       <el-col :span="12">
         <el-form-item label="用户名">
           <el-input placeholder="请输入用户名" v-model="saveUserForm.empName"
           :disabled="saveUserForm.id!=null"></el-input>
         </el-form-item>
       </el-col>
       <el-col :span="12">
         <el-form-item label="手机号">
           <el-input placeholder="请输入手机号" v-model="saveUserForm.phone"></el-input>
         </el-form-item>
       </el-col>
      </el-row>
      <el-row :gutter="10">
        <el-col :span="12">
          <el-form-item label="身份证">
            <el-input placeholder="请输入身份证" v-model="saveUserForm.num"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="年龄">
            <el-input placeholder="请输入年龄" v-model="saveUserForm.age"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="10">
       <el-col :span="6">
         <el-form-item label="职级">
            <el-select placeholder="请选择" v-model="saveUserForm.level"  @change="loadLeader">
              <el-option v-for="item in levelOptions"
                         :label="item.level" :value="item.value"></el-option>
            </el-select>
         </el-form-item>
       </el-col>
        <el-col :span="6">
          <el-form-item label="直属领导">
            <el-select placeholder="请选择" v-model="saveUserForm.parentId">
              <el-option v-for="item in leaderOptions"
                         :label="item.empName" :value="item.id"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="4">
          <el-form-item label="性别">
            <el-radio-group v-model="saveUserForm.gender">
              <el-radio border label="男" value="1" style="margin: 0;"></el-radio>
              <el-radio border label="女" value="0"></el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
        <el-col :span="6">
          <el-form-item label="用户状态">
            <el-radio-group v-model="saveUserForm.status">
              <el-radio border label="启用" value="1" style="margin: 0;"></el-radio>
              <el-radio border label="禁用" value="0"></el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
      </el-row>

<!--
       <el-row :gutter="10">
         <el-col :span="12">
           <el-form-item label="图片">
             <el-input placeholder="请上传图片" v-model="saveUserForm.imgUrl"></el-input>
           </el-form-item>
        </el-col>
-->
      <el-row :gutter="10">
         <el-col :span="12">
           <el-form-item label="员工头像">
             <el-upload
                 v-model:file-list="fileList"
                 v-model:action="actionUrl"
                 name="file"
                 limit="1"
                 list-type="picture-card"
                 :on-preview="handlePictureCardPreview"
                 :on-remove="handleRemove"
             >
               <el-icon>
                 <Plus/>
               </el-icon>
             </el-upload>
             <el-dialog v-model="ImgUrldialogVisible">
               <img w-full :src="dialogImageUrl"/>
             </el-dialog>
           </el-form-item>
         </el-col>

         <el-col :span="12">
           <el-form-item label="生日">
             <el-date-picker type="date" format="YYYY-MM-DD" value-format="YYYY-MM-DD"
                             v-model="saveUserForm.birth"/>
           </el-form-item>
         </el-col>
       </el-row>

    </el-form>
    <template #footer>
      <el-button @click="handleClose">取消</el-button>
      <el-button type="primary" @click="saveUser">保存</el-button>
    </template>
  </el-dialog>


    <!-- 用户搜索卡片 -->
  <el-card style="margin: 20px;height: 70px;">
    <el-form :inline="true">
      <el-form-item label="用户搜索" style="width: 220px;">
        <el-input placeholder="输入用户名"
                  v-model="searchUserForm.empName"
                  @keydown.enter="loadUser"></el-input>
      </el-form-item>
      <el-form-item label="用户状态" style="width: 290px;">
        <el-select placeholder="请选择用户状态" v-model="searchUserForm.status"
        @change="loadUser">
          <el-option label="启用" value="1"></el-option>
          <el-option label="禁用" value="0"></el-option>
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button @click="resetSearch">重置</el-button>
        <el-button type="primary" @click="loadUser">查询</el-button>
      </el-form-item>
    </el-form>
  </el-card>

  <!-- 用户数据表格卡片 -->
  <el-card style="margin: 20px;">
    <el-table :data="userArr">
      <el-table-column type="index" label="编号" width="80" align="center"></el-table-column>
      <el-table-column label="用户名" prop="empName" align="center"></el-table-column>
      <el-table-column label="手机号" prop="phone" align="center"></el-table-column>
      <el-table-column label="加入时间" prop="createTime" align="center"></el-table-column>
      <el-table-column label="性别" prop="gender" align="center"></el-table-column>
      <el-table-column label="用户状态" prop="status" align="center">
        <template #default="scope">
<!--         scope.row 代表表格中当前行的用户对象 也就是后端返回的VO -->
          <el-switch active-value="1" inactive-value="0" v-model="scope.row.status"
           @change="changeStatus(scope.row.id,scope.row.status)"></el-switch>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button link type="primary"  :disabled="scope.row.level==40"
                     @click="resetPassword(scope.row.id)">密码重置</el-button>
          <el-button link type="primary" :disabled="scope.row.level==40"
             @click="editUser(scope.row.id)">编辑</el-button>
          <el-button link type="primary" :disabled="scope.row.level==40"
                     @click="deleteUser(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-card>

</template>

<script setup>
import {onMounted , ref} from "vue";
import axios from "axios";
import {ElMessage} from "element-plus";
import qs from "qs";

//定义变量控制弹窗是否出现
const dialogVisible = ref(false);

//定义变量用来控制弹窗的标题
const dialogTitle = ref('新建员工');

/* 点击"新建员工"按钮，出弹窗+修改弹窗标题 */
const beforeAddUser = ()=>{
  saveUserForm.value = {};
  dialogVisible.value = true;
  dialogTitle.value = '新增用户';
}

//定义数组来维护员工职级的选项
const levelOptions = ref([
  {level:'护工',value:'10'},
  {level:'护士长',value:'20'},
  {level:'管理员',value:'30'},
  {level:'root',value:'40'}
]);
//定义数组来维护员工直属领导的数据
const leaderOptions = ref([
  {empName:'李',id:'102'},
  {empName:'王',id:'103'}
]);

//定义对象用来保存表单中的员工数据
const saveUserForm = ref({
  empName:'',
  phone:'',
  age:'',
  num:'',
  level:'',
  parentId:'',
  gender:'',
  birth:'',
  status:'',
  imgUrl:''
});
//定义保存用户的方法
const saveUser = () => {
  console.log(saveUserForm.value);
  //从upload图片上传组件中获取上传图片的路径 fileList.value[0]是第一个图片对象
  saveUserForm.value.imgUrl = fileList.value[0].response.data;
  console.log(saveUserForm.value)
  let data = qs.stringify(saveUserForm.value);
  axios.post(BASE_URL+'/v1/empl/save',data).then((response)=>{
        if(response.data.code == 2000){
          ElMessage.success('保存成功!');
          //用户确认关闭后,关闭弹窗
          dialogVisible.value = false;
          //清空已输入的表单数据
          saveUserForm.value = {};
         /*   fileList.value = [];//清空图片上传组件的数据  */
          //保存成功后刷新页面 新增与编辑后都需要重新加载!
          loadUser();
        }else{
          ElMessage.error(response.data.msg);
        }
      })
}

//处理弹窗关闭的方法
const handleClose = ()=>{
  if(confirm('确认要关闭本窗口吗?')){
    //用户确认关闭后,关闭弹窗
    dialogVisible.value = false;
    //清空已输入的表单数据
    saveUserForm.value = {};
  }
}

//定义对象来保存用户查询的条件
const searchUserForm = ref({empName:'',status:''});
//定义对象保存查询到的用户表格数据
const userArr = ref([]);


//定义加载用户列表的方法
const loadUser = ()=>{
  let data = qs.stringify(searchUserForm.value);
  console.log(data);
  //如果有查询条件,就根据条件查,没有条件默认查全部数据
  axios.get(BASE_URL+'/v1/empl/select?'+data)
      .then((response)=>{//回调函数,处理响应数据
        if(response.data.code==2000){//后端返回的状态码是2000说明成功了
          userArr.value = response.data.data;//把请求回来的数据装到绑定表格的数组中
          console.log(userArr.value);
        }else{
          ElMessage.error(response.data.msg);
        }
      })
}

onMounted(()=>{
  loadUser();
})


//重置搜索
const resetSearch = ()=>{
  //清空之前的搜索内容
  searchUserForm.value = {};
  //重新加载所有的用户数据
  loadUser();
}


//定义方法获取直属领导数据的方法
const loadLeader = ()=>{
 //优化:如果已经勾选了直属领导,再想重新选择职级的话,需要将之前的领导数组与已选的直属领导都清空!
  saveUserForm.value.parentId = '';
  leaderOptions.value = [];
  //拿到当前用户选择的职级,直属领导的职级为当前用户的职级+10
  let level = parseInt(saveUserForm.value.level)+10;
  console.log(level);
  //给后端发请求,获取直属领导有哪些人
  axios.get(BASE_URL+'/v1/empl/select?level='+level)
      .then((response)=>{
        if(response.data.code==2000){
          leaderOptions.value = response.data.data;
        }else{
          ElMessage.error(response.data.msg);
        }
      })
}

//定义重置密码的方法 restful风格
const resetPassword = (employeeId)=>{
  console.log(employeeId)
  axios.post(BASE_URL+'/v1/empl/update/password/'+employeeId)
      .then((response)=>{
        if(response.data.code==2000){
          ElMessage.success('密码重置成功!');
        }else{
          ElMessage.error(response.data.msg);
        }
      })
}


//修改员工状态
const changeStatus = (id,status)=>{
  console.log(id,status)/*
  let data=qs.stringify(statusdata.value)*/
  axios.post(BASE_URL+'/v1/empl/update/status/'+id+'/'+status)
      .then((response)=>{
        if(response.data.code==2000){
          ElMessage.success('状态修改成功!');
        }else{
          ElMessage.error(response.data.msg);
        }
      })
}

/* 点击用户表格的"编辑"按钮，出弹窗+修改弹窗标题 */
//定义编辑员工的方法
const editUser = (id)=>{
  //让弹窗出现
  dialogVisible.value = true;
  //修改弹窗的标题
  dialogTitle.value = '编辑员工';
  //根据id查询用户信息并回显在弹窗的表单中
  axios.get(BASE_URL+'/v1/empl/select?id='+id).then((response)=>{
    if(response.data.code==2000){
      //注意:后端返回的是List<UserVO>,所以查一条数据的话拿的是集合的第一个元素data[0]
      saveUserForm.value = response.data.data[0];
      //清空图片上传组件的数据
      fileList.value = [];
      //进行if判断 如果用户有头像,则将图片地址添加到图片上传组件的数据中，（图片地址的前面需要拼接BASE_URL）
      if(saveUserForm.value.imgUrl){
        fileList.value.push({url:BASE_URL+saveUserForm.value.imgUrl})
      }
      //获取可选直属领导数据
      let level = parseInt(saveUserForm.value.level)+10;
      //给后端发请求,获取直属领导有哪些人
      axios.get(BASE_URL+'/v1/empl/select?level='+level)
          .then((response)=>{
            if(response.data.code==2000){
              leaderOptions.value = response.data.data;
            }else{
              ElMessage.error(response.data.msg);
            }
          })
    }else{
      ElMessage.error(response.data.msg);
    }
  })
}

//创建删除员工的方法
const deleteUser = (id)=>{
  if(confirm('您确认要删除该员工吗?')){
    axios.post(BASE_URL+'/v1/empl/delete/'+id).then((response)=>{
      if(response.data.code==2000){
        ElMessage.success('删除成功!');
        //删除成功后,需要重新加载用户列表
        loadUser();
      }else{
        ElMessage.error(response.data.msg);
      }
    })
  }
}




/**图片上传相关代码开始**/
const fileList = ref([]);
const dialogImageUrl = ref('');
const ImgUrldialogVisible = ref(false);
//定义变量用来保存图片上传给哪个后端接口地址
const actionUrl = ref(BASE_URL+'/v1/file/upload');

//移除图片
const handleRemove = (uploadFile, uploadFiles) => {
  console.log(uploadFile, uploadFiles);
  //1.得到要删除的图片路径 uploadFile就是我们要删除的那个图片文件对象
  let imgUrl = uploadFile.response.data;
  //2.给后端发请求,删除图片
  axios.post(BASE_URL + '/v1/file/remove?imgUrl=' + imgUrl)
      .then((response) => {
        if (response.data.code == 2000) {
          ElMessage.success('删除成功!');
        }else {
          ElMessage.error(response.data.msg);
        }
      })
}
//图片上传后预览
const handlePictureCardPreview = (uploadFile) => {
  dialogImageUrl.value = uploadFile.url
  dialogVisible.value = true;
  console.log(uploadFile);
  console.log(fileList.value[0].response.data);
}
/**图片上传相关代码结束**/

</script>

<style scoped>

</style>